Home / 2,041.61-2,817.41-1,110.11

Finding the Fourth Proportional to 2,041.61, 2,817.41 and 1,110.11

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Solution

The fourth proportional to 2,041.61, 2,817.41 and 1,110.11 is: 1,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.61 : 2,817.41 = 1,110.11 : x
  2. Step 2: Convert to fraction form
    2,041.61/2,817.41 = 1,110.11/x
  3. Step 3: Cross multiply
    2,041.61x = 2,817.41 × 1,110.11
  4. Step 4: Simplify right side
    2,041.61x = 3,127,615.38
  5. Step 5: Solve for x
    x = 3,127,615.38/2,041.61
  6. Step 6: Final answer
    x = 1,531.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.